56647568

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{86353}}^1$

素因数の和:86402

約数の個数: 20

約数和(自身を含む): 112432908

約数和(自身を除く): 55785340

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 86353, 172706, 345412, 690824, 1381648, 3540473, 7080946, 14161892, 28323784, 56647568]

約数ペア:

[(1, 56647568), (2, 28323784), (4, 14161892), (8, 7080946), (16, 3540473), (41, 1381648), (82, 690824), (164, 345412), (328, 172706), (656, 86353)]